From 6793762fbb91e8e5a8ad72326ef1d9c380e2dd49 Mon Sep 17 00:00:00 2001
From: Henrik Hautakoski <henrik@eossweden.org>
Date: Sat, 25 Mar 2023 15:24:49 +0100
Subject: [PATCH] Adding src/wif/legacy.cpp

---
 src/wif/legacy.cpp | 48 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 src/wif/legacy.cpp

diff --git a/src/wif/legacy.cpp b/src/wif/legacy.cpp
new file mode 100644
index 0000000..47a8251
--- /dev/null
+++ b/src/wif/legacy.cpp
@@ -0,0 +1,48 @@
+/**
+ * MIT License
+ *
+ * Copyright (c) 2019-2021 EOS Sw/eden
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <libeosio/checksum.hpp>
+#include "codec.hpp"
+
+namespace libeosio { namespace internal {
+
+void pub_encoder_legacy(const ec_pubkey_t& key, unsigned char *buf) {
+
+	checksum_t check = checksum_ripemd160(key.data(), EC_PUBKEY_SIZE);
+
+	memcpy(buf, key.data(), EC_PUBKEY_SIZE);
+	memcpy(buf + EC_PUBKEY_SIZE, check.data(), check.size());
+}
+
+bool pub_decoder_legacy(const std::vector<unsigned char>& buf, ec_pubkey_t& key) {
+
+	if (!checksum_validate<checksum_ripemd160>(buf.data(), buf.size())) {
+		return false;
+	}
+
+	memcpy(key.data(), buf.data(), EC_PUBKEY_SIZE);
+	return true;
+}
+
+}} // namespace libeosio::internal
\ No newline at end of file